This part is a kind of semiconductor called W10NK60Z.

Function of this product has STW10NK60Z.

Manufacturers : STMicroelectronics

Image and pinout :

Some of the text within the PDF file :

STB10NK60Z/-1 - STP10NK60Z/FP STW10NK60Z N-CHANNEL 600V-0.65Ω-10A - TO220/FP-D²/I²PAK-TO-247 Zener-Protected SuperMESH™ MOSFET General features Type STB10NK60Z STB10NK60Z-1 STP10NK60ZFP STP10NK60Z STW10NK60Z s s s s s s Package RDS(on) <0.75 Ω <0.75 Ω <0.75 Ω <0.75 Ω <0.75 Ω ID 10 A 10 A 10 A 10 A 10 A Pw 115 115 35 115 156 VDSS 600 600 600 600 600 V V V V V 3 1 2 1 2 3 3 2 1 TO-220 TO-220FP TO-247 TYPICAL RDS(on) = 0.65 Ω EXTREMELY HIGH dv/dt CAPABILITY 100% AVALANCHE TESTED GATE CHARGE MINIMIZED VERY LOW INTRINSIC CAPACITANCES VERY GOOD MANUFACTURING REPEABILITY 3 1 3 12 D²PAK I²PAK Internal schematic diagram Description The SuperMESH™ series is obtained through an extreme optimization of ST’s well established strip-based PowerMES [ ... ]

W10NK60Z PDF Datasheet Download